/*
 * Copyright (C) 2023, Tencent. All rights reserved.
 * DO NOT ALTER OR REMOVE NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation. Tencent designates
 * this particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License version 2 for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

import com.sun.tools.attach.VirtualMachine;

public class AttachAgent {
    public static void main(String[] args) throws Exception {
        if (args.length < 2) {
            System.out.println("Usage: AttachAgent target_pid agent_path");
            System.exit(-1);
        }

        VirtualMachine vm = VirtualMachine.attach(args[0]);
        try {
            vm.loadAgent(args[1]);
        } finally {
            vm.detach();
        }
    }
}
